Cisco PIX Firewall: Lock it down in 10 steps

Executive Summary

Cisco's PIX Firewall has long been one of the most popular enterprise firewalls in use around the world. While it is known for its tight security and strong performance, the PIX Firewall is not completely hardened in its default settings. Here are 10 steps that you can take to further lock it down. From understanding the Adaptive Security Algorithm (ASA) to enabling the highest level of encryption available, following these 10 steps is key to hardening your Cisco PIX firewall.